/*
 * Copyright 2023 AntGroup CO., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 */

package com.antgroup.geaflow.dsl.runtime.traversal.collector;

import com.antgroup.geaflow.dsl.common.data.StepRecord;
import com.antgroup.geaflow.dsl.common.data.StepRecord.StepRecordType;
import com.antgroup.geaflow.dsl.runtime.traversal.TraversalRuntimeContext;
import com.antgroup.geaflow.dsl.runtime.traversal.operator.StepOperator;
import java.util.Collections;
import java.util.List;

public class ChainOperatorCollector implements StepCollector<StepRecord> {

    private final List<StepOperator<StepRecord, StepRecord>> nextOperators;

    private final TraversalRuntimeContext context;

    public ChainOperatorCollector(List<StepOperator<StepRecord, StepRecord>> nextOperators,
                                  TraversalRuntimeContext context) {
        this.nextOperators = nextOperators;
        this.context = context;
    }

    public ChainOperatorCollector(StepOperator<StepRecord, StepRecord> nextOperator,
                                  TraversalRuntimeContext context) {
        this(Collections.singletonList(nextOperator), context);
    }

    @Override
    public void collect(StepRecord record) {
        if (record.getType() == StepRecordType.EOD) {
            for (StepOperator<StepRecord, StepRecord> nextOperator : nextOperators) {
                nextOperator.process(record);
            }
        } else {
            for (StepOperator<StepRecord, StepRecord> nextOperator : nextOperators) {
                nextOperator.process(record);
            }
        }
    }
}
